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EGR VALVE CONSTRUCTION/OPERATION




EGR VALVE CONSTRUCTION/OPERATION




B3E011601007T06



• Consists of a rotor, coils, and a spring.














1




EGR valve





2




PCM





3




Main relay (LF), PCM (Z6)









• Operates based on the signal from the PCM to drive the EGR valve stepping motor.



• The PCM determines the optimum EGR valve opening angle based on the engine speed and intake air amount when the engine is completely warmed up and drives the EGR valve.